Attention: The following article was published over 11 years ago, and the information provided may be aged or outdated. Please keep that in mind as you read the post.“And when I promise something, I never ever break that promise. Never.” ― Rapunzel Many languages have libraries of interesting schemes called promises, deferreds, or futures. Those help to tame the wild …
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MongoDB Geo-Spatial Mobile Demo
Attention: The following article was published over 12 years ago, and the information provided may be aged or outdated. Please keep that in mind as you read the post.Mongo: noun (pl mongo or mongos) – a monetary unit of Mongolia. Equal to one hundredth of a tugrik. Origin from Mongolian “silver” I’ve written about NoSQL DBMS [https://keyholesoftware.com/2012/10/01/is-nosql-the-sql-sequel/]. We know that …
Mapping Shortest Routes Using a Graph Database
Attention: The following article was published over 13 years ago, and the information provided may be aged or outdated. Please keep that in mind as you read the post.We often model interconnected data by cramming it in and out of table structures. Why don’t we simply model interconnected data as … interconnected data? I recently wrote that there are several …
A Mobile Application Served From CouchDB
Attention: The following article was published over 13 years ago, and the information provided may be aged or outdated. Please keep that in mind as you read the post.“A DBMS as an application server? Is it Lotus Notes?” CouchDB CouchDB seemed odd to me in 2009 because it had … no SQL! This led me to play with it and …
Is NoSQL The SQL Sequel?
Attention: The following article was published over 13 years ago, and the information provided may be aged or outdated. Please keep that in mind as you read the post.“Can’t we all just get along?” I assert that the explosion of so-called NoSQL database management systems (DBMS) is not displacing the well-known relational DBMS (RDBMS) that we love and admire. There …









